more people told us they were angry, shocked and fearful following the sandy hook elementary school shootings than they did after a mass shooting in tucson, arizona, leaving some dead and others, including congresswoman gabby giffords, severely injured. some say that government and society can take action to prevent violence. that's up 15%. >> a discussion has re-emerged as to what we might do to not only deter mass shootings in the future but reduce epidemic of gun violence that plagues this country every single day. >> that was the president on wednesday as he announced a new effort to prevent such shootings. minds are changing, 43% say the elementary school shootings make them more likely to support gun control laws, 15-point increase from january 2011. and 52% say they now favor major restrictions on guns or making guns illegal, a five-point rise since early august, following the colorado movie theater incident where 12 people were killed. the poll also indicates a big bipartisan divide and gender gap with most democrats and women in favor of gun restrictions and most republicans and men